Registry, engineering, and operating metrics shown on a consistent EIA basis.
| Metric | Cedar Bayou 4 | Green Power 2 |
|---|---|---|
| Capacity | 535.5 MW | 611 MW |
| Technology | Natural Gas Fired Combined Cycle | Natural Gas Fired Combined Cycle |
| Operator | NRG Cedar Bayou Development Company LLC | South Houston Green Power LLC |
| Operating units | 3 | 5 |
| Latest 12-month generation | 2.27 TWh | 4.13 TWh |
| Latest complete-year capacity factor | 48.2% (2024) | 72.1% (2025) |
| National technology rank | #299 of 538 | #127 of 538 |
| Latest EIA report | 2024-12 | 2026-06 |